Re: [PATCH v2 09/15] leds: trigger: blkdev: Check devices for activity and blink LEDs

From: Marek Behún
Date: Fri Sep 10 2021 - 11:12:26 EST


On Fri, 10 Sep 2021 10:09:09 -0500
Ian Pilcher <arequipeno@xxxxxxxxx> wrote:

> On 9/9/21 9:17 PM, Marek Behún wrote:
> > So your code allows me to use a partition block device (like sda2) to
> > register with the blkdev LED trigger, but when I do this, the code will
> > disregard that I just want the LED to blink on activity on that one
> > partition. Instead you will blink for whole sda, since you are looking
> > at stats of only part0.
> >
> > Am I right?
>
> You can't add partitions, only whole devices.

But I should be able to, since partition is a block device in /dev.
Any block device from /sys/class/block should be possible to add.

Marek